Learn how to create contour plots in Python using NumPy’s meshgrid and Matplotlib. This step-by-step tutorial shows you how to generate grids, compute functions over them, and visualize data ...

Learn how to create a Python simulation of a tipping stick! In this video, we guide you step by step through coding a physics-based simulation that models tipping motion, friction, and torque. Perfect ...

Free File is not Direct File, which the IRS has discontinued for the 2026 tax season. This tax season, according to the IRS, eight private-sector partners are offering guided tax software products ...

TIOBE Index for February 2026: Top 10 Most Popular Programming Languages Your email has been sent February’s TIOBE Index shows a leaderboard that looks steady at first glance, but small shifts beneath ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

The Trump administration pulled the plug on IRS Direct File, a pilot program allowing taxpayers to file federal tax returns for free. But there are still many no-cost filing options available, ...

Jason Chun is a CNET writer covering a range of topics in tech, home, wellness, finance and streaming services. He is passionate about language and technology, and has been an avid writer/reader of ...

China's Free ART Program was initiated in 2002 as an emergency response to save and improve the lives of AIDS patients living mainly in impoverished rural regions of central China. With little ...